diff options
19 files changed, 773 insertions, 121 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c index 110fda65bd21..ec6198f1b38c 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c @@ -172,6 +172,13 @@ static const struct iwl_ht_params iwl_22000_ht_params = { BIT(NL80211_BAND_6GHZ), }; +static const struct iwl_ht_params iwl_gl_a_ht_params = { + .stbc = false, /* we explicitly disable STBC for GL step A */ + .ldpc = true, + .ht40_bands = BIT(NL80211_BAND_2GHZ) | BIT(NL80211_BAND_5GHZ) | + BIT(NL80211_BAND_6GHZ), +}; + #define IWL_DEVICE_22000_COMMON \ .ucode_api_max = IWL_22000_UCODE_API_MAX, \ .ucode_api_min = IWL_22000_UCODE_API_MIN, \ @@ -249,7 +256,7 @@ static const struct iwl_ht_params iwl_22000_ht_params = { }, \ } -#define IWL_DEVICE_BZ \ +#define IWL_DEVICE_BZ_COMMON \ .ucode_api_max = IWL_22000_UCODE_API_MAX, \ .ucode_api_min = IWL_22000_UCODE_API_MIN, \ .led_mode = IWL_LED_RF_STATE, \ @@ -261,12 +268,10 @@ static const struct iwl_ht_params iwl_22000_ht_params = { .dccm2_len = IWL_22000_DCCM2_LEN, \ .smem_offset = IWL_22000_SMEM_OFFSET, \ .smem_len = IWL_22000_SMEM_LEN, \ - .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, \ .apmg_not_supported = true, \ .trans.mq_rx_supported = true, \ .vht_mu_mimo_supported = true, \ .mac_addr_from_csr = 0x30, \ - .ht_params = &iwl_22000_ht_params, \ .nvm_ver = IWL_22000_NVM_VERSION, \ .trans.use_tfh = true, \ .trans.rf_id = true, \ @@ -313,6 +318,14 @@ static const struct iwl_ht_params iwl_22000_ht_params = { }, \ } +#define IWL_DEVICE_BZ \ + IWL_DEVICE_BZ_COMMON, \ + .ht_params = &iwl_22000_ht_params + +#define IWL_DEVICE_GL_A \ + IWL_DEVICE_BZ_COMMON, \ + .ht_params = &iwl_gl_a_ht_params + const struct iwl_cfg_trans_params iwl_qnj_trans_cfg = { .mq_rx_supported = true, .use_tfh = true, @@ -901,6 +914,7 @@ const struct iwl_cfg iwl_cfg_bz_a0_hr_b0 = { .fw_name_pre = IWL_BZ_A_HR_B_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -908,6 +922,7 @@ const struct iwl_cfg iwl_cfg_bz_a0_gf_a0 = { .fw_name_pre = IWL_BZ_A_GF_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -915,6 +930,7 @@ const struct iwl_cfg iwl_cfg_bz_a0_gf4_a0 = { .fw_name_pre = IWL_BZ_A_GF4_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -922,6 +938,7 @@ const struct iwl_cfg iwl_cfg_bz_a0_mr_a0 = { .fw_name_pre = IWL_BZ_A_MR_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -929,6 +946,7 @@ const struct iwl_cfg iwl_cfg_bz_a0_fm_a0 = { .fw_name_pre = IWL_BZ_A_FM_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -936,13 +954,15 @@ const struct iwl_cfg iwl_cfg_bz_a0_fm4_a0 = { .fw_name_pre = IWL_BZ_A_FM4_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; const struct iwl_cfg iwl_cfg_gl_a0_fm_a0 = { .fw_name_pre = IWL_GL_A_FM_A_FW_PRE, .uhb_supported = true, - IWL_DEVICE_BZ, + IWL_DEVICE_GL_A, + .features = IWL_TX_CSUM_NETIF_FLAGS | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -950,6 +970,7 @@ const struct iwl_cfg iwl_cfg_gl_b0_fm_b0 = { .fw_name_pre = IWL_GL_B_FM_B_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -957,6 +978,7 @@ const struct iwl_cfg iwl_cfg_bz_z0_gf_a0 = { .fw_name_pre = IWL_BZ_Z_GF_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -964,6 +986,7 @@ const struct iwl_cfg iwl_cfg_bnj_a0_fm_a0 = { .fw_name_pre = IWL_BNJ_A_FM_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -971,6 +994,7 @@ const struct iwl_cfg iwl_cfg_bnj_a0_fm4_a0 = { .fw_name_pre = IWL_BNJ_A_FM4_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -978,6 +1002,7 @@ const struct iwl_cfg iwl_cfg_bnj_a0_gf_a0 = { .fw_name_pre = IWL_BNJ_A_GF_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -985,6 +1010,7 @@ const struct iwl_cfg iwl_cfg_bnj_a0_gf4_a0 = { .fw_name_pre = IWL_BNJ_A_GF4_A_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -992,6 +1018,7 @@ const struct iwl_cfg iwl_cfg_bnj_a0_hr_b0 = { .fw_name_pre = IWL_BNJ_A_HR_B_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; @@ -999,6 +1026,7 @@ const struct iwl_cfg iwl_cfg_bnj_b0_fm_b0 = { .fw_name_pre = IWL_BNJ_B_FM_B_FW_PRE, .uhb_supported = true, IWL_DEVICE_BZ, + .features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM, .num_rbds = IWL_NUM_RBDS_AX210_HE, }; MODULE_FIRMWARE(IWL_QU_B_HR_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h b/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h index 43619acc29fd..d07982d8c897 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h @@ -72,6 +72,11 @@ enum iwl_data_path_subcmd_ids { SCD_QUEUE_CONFIG_CMD = 0x17, /** + * @SEC_KEY_CMD: security key command, uses &struct iwl_sec_key_cmd + */ + SEC_KEY_CMD = 0x18, + + /** * @MONITOR_NOTIF: Datapath monitoring notification, using * &struct iwl_datapath_monitor_notif */ @@ -403,4 +408,78 @@ struct iwl_scd_queue_cfg_cmd { } __packed u; /* TX_QUEUE_CFG_CMD_OPERATION_API_U_VER_1 */ } __packed; /* TX_QUEUE_CFG_CMD_API_S_VER_3 */ +/** + * enum iwl_sec_key_flags - security key command key flags + * @IWL_SEC_KEY_FLAG_CIPHER_MASK: cipher mask + * @IWL_SEC_KEY_FLAG_CIPHER_WEP: WEP cipher + * @IWL_SEC_KEY_FLAG_CIPHER_CCMP: CCMP/CMAC cipher + * @IWL_SEC_KEY_FLAG_CIPHER_TKIP: TKIP cipher + * @IWL_SEC_KEY_FLAG_CIPHER_GCMP: GCMP/GMAC cipher + * @IWL_SEC_KEY_FLAG_NO_TX: don't install for TX + * @IWL_SEC_KEY_FLAG_KEY_SIZE: large key size (WEP-104, GCMP-256, GMAC-256) + * @IWL_SEC_KEY_FLAG_MFP: MFP is in used for this key + * @IWL_SEC_KEY_FLAG_MCAST_KEY: this is a multicast key + * @IWL_SEC_KEY_FLAG_SPP_AMSDU: SPP A-MSDU should be used + */ +enum iwl_sec_key_flags { + IWL_SEC_KEY_FLAG_CIPHER_MASK = 0x07, + IWL_SEC_KEY_FLAG_CIPHER_WEP = 0x01, + IWL_SEC_KEY_FLAG_CIPHER_CCMP = 0x02, + IWL_SEC_KEY_FLAG_CIPHER_TKIP = 0x03, + IWL_SEC_KEY_FLAG_CIPHER_GCMP = 0x05, + IWL_SEC_KEY_FLAG_NO_TX = 0x08, + IWL_SEC_KEY_FLAG_KEY_SIZE = 0x10, + IWL_SEC_KEY_FLAG_MFP = 0x20, + IWL_SEC_KEY_FLAG_MCAST_KEY = 0x40, + IWL_SEC_KEY_FLAG_SPP_AMSDU = 0x80, +}; + +#define IWL_SEC_WEP_KEY_OFFSET 3 + +/** + * struct iwl_sec_key_cmd - security key command + * @action: action from &enum iwl_ctxt_action + * @u.add.sta_mask: station mask for the new key + * @u.add.key_id: key ID (0-7) for the new key + * @u.add.key_flags: key flags per &enum iwl_sec_key_flags + * @u.add.key: key material. WEP keys should start from &IWL_SEC_WEP_KEY_OFFSET. + * @u.add.tkip_mic_rx_key: TKIP MIC RX key + * @u.add.tkip_mic_tx_key: TKIP MIC TX key + * @u.add.rx_seq: RX sequence counter value + * @u.add.tx_seq: TX sequence counter value + * @u.modify.old_sta_mask: old station mask + * @u.modify.new_sta_mask: new station mask + * @u.modify.key_id: key ID + * @u.modify.key_flags: new key flags + * @u.remove.sta_mask: station mask + * @u.remove.key_id: key ID + * @u.remove.key_flags: key flags + */ +struct iwl_sec_key_cmd { + __le32 action; + union { + struct { + __le32 sta_mask; + __le32 key_id; + __le32 key_flags; + u8 key[32]; + u8 tkip_mic_rx_key[8]; + u8 tkip_mic_tx_key[8]; + __le64 rx_seq; + __le64 tx_seq; + } __packed add; /* SEC_KEY_ADD_CMD_API_S_VER_1 */ + struct { + __le32 old_sta_mask; + __le32 new_sta_mask; + __le32 key_id; + __le32 key_flags; + } __packed modify; /* SEC_KEY_MODIFY_CMD_API_S_VER_1 */ + struct { + __le32 sta_mask; + __le32 key_id; + __le32 key_flags; + } __packed remove; /* SEC_KEY_REMOVE_CMD_API_S_VER_1 */ + } __packed u; /* SEC_KEY_OPERATION_API_U_VER_1 */ +} __packed; /* SEC_KEY_CMD_API_S_VER_1 */ + #endif /* __iwl_fw_api_datapath_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c index 3237d4b528b5..6d6c12999645 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c @@ -590,6 +590,9 @@ static int iwl_dbg_tlv_alloc_fragments(struct iwl_fw_runtime *fwrt, if (alloc_id != IWL_FW_INI_ALLOCATION_ID_DBGC1) return -EIO; num_frags = 1; + } else if (fwrt->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_BZ && + alloc_id > IWL_FW_INI_ALLOCATION_ID_DBGC3) { + return -EIO; } remain_pages = DIV_ROUND_UP(le32_to_cpu(fw_mon_cfg->req_size), @@ -789,7 +792,7 @@ static void iwl_dbg_tlv_update_drams(struct iwl_fw_runtime *fwrt) dram_info->second_word = cpu_to_le32(DRAM_INFO_SECOND_MAGIC_WORD); for (i = IWL_FW_INI_ALLOCATION_ID_DBGC1; - i <= IWL_FW_INI_ALLOCATION_ID_DBGC3; i++) { + i < IWL_FW_INI_ALLOCATION_NUM; i++) { ret = iwl_dbg_tlv_update_dram(fwrt, i, dram_info); if (!ret) dram_alloc = true; @@ -1324,7 +1327,7 @@ static void iwl_dbg_tlv_init_cfg(struct iwl_fw_runtime *fwrt) "WRT: removing allocation id %d from region id %d\n", le32_to_cpu(reg->dram_alloc_id), i); - failed_alloc &= ~le32_to_cpu(reg->dram_alloc_id); + failed_alloc &= ~BIT(le32_to_cpu(reg->dram_alloc_id)); fwrt->trans->dbg.unsupported_region_msk |= BIT(i); kfree(*active_reg); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h index 157d1f31c487..82cf904e0b6d 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h @@ -377,6 +377,7 @@ enum { #define PREG_PRPH_WPROT_22000 0xA04D00 #define SB_MODIFY_CFG_FLAG 0xA03088 +#define SB_CFG_RESIDES_IN_OTP_MASK 0x10 #define SB_CPU_1_STATUS 0xA01E30 #define SB_CPU_2_STATUS 0xA01E34 #define UMAG_SB_CPU_1_STATUS 0xA038C0 @@ -500,4 +501,7 @@ enum { #define REG_OTP_MINOR 0xA0333C +#define WFPM_LMAC2_PD_NOTIFICATION 0xA033CC +#define WFPM_LMAC2_PD_RE_READ BIT(31) + #endif /* __iwl_prph_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/mei/iwl-mei.h b/drivers/net/wireless/intel/iwlwifi/mei/iwl-mei.h index 67122cfa2292..2b639eef595d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/iwl-mei.h +++ b/drivers/net/wireless/intel/iwlwifi/mei/iwl-mei.h @@ -220,6 +220,7 @@ struct iwl_mei_nvm { /** * enum iwl_mei_pairwise_cipher - cipher for UCAST key * @IWL_MEI_CIPHER_NONE: none + * @IWL_MEI_CIPHER_TKIP: tkip * @IWL_MEI_CIPHER_CCMP: ccmp * @IWL_MEI_CIPHER_GCMP: gcmp * @IWL_MEI_CIPHER_GCMP_256: gcmp 256 @@ -228,6 +229,7 @@ struct iwl_mei_nvm { */ enum iwl_mei_pairwise_cipher { IWL_MEI_CIPHER_NONE = 0, + IWL_MEI_CIPHER_TKIP = 2, IWL_MEI_CIPHER_CCMP = 4, IWL_MEI_CIPHER_GCMP = 8, IWL_MEI_CIPHER_GCMP_256 = 9, @@ -446,9 +448,25 @@ void iwl_mei_host_associated(const struct iwl_mei_conn_info *conn_info, void iwl_mei_host_disassociated(void); /** - * iwl_mei_device_down() - must be called when the device is down + * iwl_mei_device_state() - must be called when the device changes up/down state + * @up: true if the device is up, false otherwise. */ -void iwl_mei_device_down(void); +void iwl_mei_device_state(bool up); + +/** + * iwl_mei_pldr_req() - must be called before loading the fw + * + * Return: 0 if the PLDR flow was successful and the fw can be loaded, negative + * value otherwise. + */ +int iwl_mei_pldr_req(void); + +/** + * iwl_mei_alive_notif() - must be called when alive notificaiton is received + * @success: true if received alive notification, false if waiting for the + * notificaiton timed out. + */ +void iwl_mei_alive_notif(bool success); #else @@ -497,7 +515,13 @@ static inline void iwl_mei_host_associated(const struct iwl_mei_conn_info *conn_ static inline void iwl_mei_host_disassociated(void) {} -static inline void iwl_mei_device_down(void) +static inline void iwl_mei_device_state(bool up) +{} + +static inline int iwl_mei_pldr_req(void) +{ return 0; } + +static inline void iwl_mei_alive_notif(bool success) {} #endif /* CONFIG_IWLMEI */ diff --git a/drivers/net/wireless/intel/iwlwifi/mei/main.c b/drivers/net/wireless/intel/iwlwifi/mei/main.c index 357f14626cf4..b89989b6399a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/main.c +++ b/drivers/net/wireless/intel/iwlwifi/mei/main.c @@ -147,9 +147,15 @@ struct iwl_mei_filters { * to send CSME_OWNERSHIP_CONFIRMED when the driver completes its down * flow. * @link_prot_state: true when we are in link protection PASSIVE + * @device_down: true if the device is down. Used to remember to send + * CSME_OWNERSHIP_CONFIRMED when the driver is already down. * @csa_throttle_end_wk: used when &csa_throttled is true + * @pldr_wq: the wait queue for PLDR flow + * @pldr_active: PLDR flow is in progress * @data_q_lock: protects the access to the data queues which are * accessed without the mutex. + * @netdev_work: used to defer registering and unregistering of the netdev to + * avoid taking the rtnl lock in the SAP messages handlers. * @sap_seq_no: the sequence number for the SAP messages * @seq_no: the sequence number for the SAP messages * @dbgfs_dir: the debugfs dir entry @@ -167,8 +173,12 @@ struct iwl_mei { bool csa_throttled; bool csme_taking_ownership; bool link_prot_state; + bool device_down; struct delayed_work csa_throttle_end_wk; + wait_queue_head_t pldr_wq; + bool pldr_active; spinlock_t data_q_lock; + struct work_struct netdev_work; atomic_t sap_seq_no; atomic_t seq_no; @@ -588,13 +598,38 @@ static rx_handler_result_t iwl_mei_rx_handler(struct sk_buff **pskb) return res; } +static void iwl_mei_netdev_work(struct work_struct *wk) +{ + struct iwl_mei *mei = + container_of(wk, struct iwl_mei, netdev_work); + struct net_device *netdev; + + /* + * First take rtnl and only then the mutex to avoid an ABBA + * with iwl_mei_set_netdev() + */ + rtnl_lock(); + mutex_lock(&iwl_mei_mutex); + + netdev = rcu_dereference_protected(iwl_mei_cache.netdev, + lockdep_is_held(&iwl_mei_mutex)); + if (netdev) { + if (mei->amt_enabled) + netdev_rx_handler_register(netdev, iwl_mei_rx_handler, + mei); + else + netdev_rx_handler_unregister(netdev); + } + + mutex_unlock(&iwl_mei_mutex); + rtnl_unlock(); +} + static void iwl_mei_handle_rx_start_ok(struct mei_cl_device *cldev, const struct iwl_sap_me_msg_start_ok *rsp, ssize_t len) { - struct iwl_mei *mei = mei_cldev_get_drvdata(cldev); - if (len != sizeof(*rsp)) { dev_err(&cldev->dev, "got invalid SAP_ME_MSG_START_OK from CSME firmware\n"); @@ -613,13 +648,10 @@ iwl_mei_handle_rx_start_ok(struct mei_cl_device *cldev, mutex_lock(&iwl_mei_mutex); set_bit(IWL_MEI_STATUS_SAP_CONNECTED, &iwl_mei_status); - /* wifi driver has registered already */ - if (iwl_mei_cache.ops) { - iwl_mei_send_sap_msg(mei->cldev, - SAP_MSG_NOTIF_WIFIDR_UP); - iwl_mei_cache.ops->sap_connected(iwl_mei_cache.priv); - } - + /* + * We'll receive AMT_STATE SAP message in a bit and + * that will continue the flow + */ mutex_unlock(&iwl_mei_mutex); } @@ -712,6 +744,13 @@ static void iwl_mei_set_init_conf(struct iwl_mei *mei) .val = cpu_to_le32(iwl_mei_cache.rf_kill), }; + /* wifi driver has registered already */ + if (iwl_mei_cache.ops) { + iwl_mei_send_sap_msg(mei->cldev, + SAP_MSG_NOTIF_WIFIDR_UP); + iwl_mei_cache.ops->sap_connected(iwl_mei_cache.priv); + } + iwl_mei_send_sap_msg(mei->cldev, SAP_MSG_NOTIF_WHO_OWNS_NIC); if (iwl_mei_cache.conn_info) { @@ -738,38 +777,23 @@ static void iwl_mei_handle_amt_state(struct mei_cl_device *cldev, const struct iwl_sap_msg_dw *dw) { struct iwl_mei *mei = mei_cldev_get_drvdata(cldev); - struct net_device *netdev; - /* - * First take rtnl and only then the mutex to avoid an ABBA - * with iwl_mei_set_netdev() - */ - rtnl_lock(); mutex_lock(&iwl_mei_mutex); - netdev = rcu_dereference_protected(iwl_mei_cache.netdev, - lockdep_is_held(&iwl_mei_mutex)); - if (mei->amt_enabled == !!le32_to_cpu(dw->val)) goto out; mei->amt_enabled = dw->val; - if (mei->amt_enabled) { - if (netdev) - netdev_rx_handler_register(netdev, iwl_mei_rx_handler, mei); - + if (mei->amt_enabled) iwl_mei_set_init_conf(mei); - } else { - if (iwl_mei_cache.ops) - iwl_mei_cache.ops->rfkill(iwl_mei_cache.priv, false); - if (netdev) - netdev_rx_handler_unregister(netdev); - } + else if (iwl_mei_cache.ops) + iwl_mei_cache.ops->rfkill(iwl_mei_cache.priv, false, false); + + schedule_work(&mei->netdev_work); out: mutex_unlock(&iwl_mei_mutex); - rtnl_unlock(); } static void iwl_mei_handle_nic_owner(struct mei_cl_device *cldev, @@ -798,14 +822,18 @@ static void iwl_mei_handle_csme_taking_ownership(struct mei_cl_device *cldev, mei->got_ownership = false; - /* - * Remember to send CSME_OWNERSHIP_CONFIRMED when the wifi driver - * is finished taking the device down. - */ - mei->csme_taking_ownership = true; + if (iwl_mei_cache.ops && !mei->device_down) { + /* + * Remember to send CSME_OWNERSHIP_CONFIRMED when the wifi + * driver is finished taking the device down. + */ + mei->csme_taking_ownership = true; - if (iwl_mei_cache.ops) - iwl_mei_cache.ops->rfkill(iwl_mei_cache.priv, true); + iwl_mei_cache.ops->rfkill(iwl_mei_cache.priv, true, true); + } else { + iwl_mei_send_sap_msg(cldev, + SAP_MSG_NOTIF_CSME_OWNERSHIP_CONFIRMED); + } } static void iwl_mei_handle_nvm(struct mei_cl_device *cldev, @@ -857,6 +885,15 @@ static void iwl_mei_handle_rx_host_own_req(struct mei_cl_device *cldev, iwl_mei_cache.ops->rfkill(iwl_mei_cache.priv, false); } +static void iwl_mei_handle_pldr_ack(struct mei_cl_device *cldev, + const struct iwl_sap_pldr_ack_data *ack) +{ + struct iwl_mei *mei = mei_cldev_get_drvdata(cldev); + + mei->pldr_active = le32_to_cpu(ack->status) == SAP_PLDR_STATUS_SUCCESS; + wake_up_all(&mei->pldr_wq); +} + static void iwl_mei_handle_ping(struct mei_cl_device *cldev, const struct iwl_sap_hdr *hdr) { @@ -937,6 +974,8 @@ static void iwl_mei_handle_sap_msg(struct mei_cl_device *cldev, iwl_mei_handle_can_release_ownership, 0); SAP_MSG_HANDLER(CSME_TAKING_OWNERSHIP, iwl_mei_handle_csme_taking_ownership, 0); + SAP_MSG_HANDLER(PLDR_ACK, iwl_mei_handle_pldr_ack, + sizeof(struct iwl_sap_pldr_ack_data)); default: /* * This is not really an error, there are message that we decided @@ -1313,10 +1352,17 @@ out: } EXPORT_SYMBOL_GPL(iwl_mei_get_nvm); -int iwl_mei_get_ownership(void) +#define IWL_MEI_PLDR_NUM_RETRIES 3 + +int iwl_mei_pldr_req(void) { struct iwl_mei *mei; int ret; + struct iwl_sap_pldr_data msg = { + .hdr.type = cpu_to_le16(SAP_MSG_NOTIF_PLDR), + .hdr.len = cpu_to_le16(sizeof(msg) - sizeof(msg.hdr)), + }; + int i; mutex_lock(&iwl_mei_mutex); @@ -1338,22 +1384,34 @@ int iwl_mei_get_ownership(void) goto out; } - if (mei->got_ownership) { - ret = 0; - goto out; + for (i = 0; i < IWL_MEI_PLDR_NUM_RETRIES; i++) { + ret = iwl_mei_send_sap_msg_payload(mei->cldev, &msg.hdr); + mutex_unlock(&iwl_mei_mutex); + if (ret) + return ret; + + ret = wait_event_timeout(mei->pldr_wq, mei->pldr_active, HZ / 2); + if (ret) + break; + + /* Take the mutex for the next iteration */ + mutex_lock(&iwl_mei_mutex); } - ret = iwl_mei_send_sap_msg(mei->cldev, - SAP_MSG_NOTIF_HOST_ASKS_FOR_NIC_OWNERSHIP); if (ret) - goto out; + return 0; + ret = -ETIMEDOUT; +out: mutex_unlock(&iwl_mei_mutex); + return ret; +} +EXPORT_SYMBOL_GPL(iwl_mei_pldr_req); - ret = wait_event_timeout(mei->get_ownership_wq, - mei->got_ownership, HZ / 2); - if (!ret) - return -ETIMEDOUT; +int iwl_mei_get_ownership(void) +{ + struct iwl_mei *mei; + int ret; mutex_lock(&iwl_mei_mutex); @@ -1370,14 +1428,59 @@ int iwl_mei_get_ownership(void) goto out; } - ret = !mei->got_ownership; + if (!mei->amt_enabled) { + ret = 0; + goto out; + } + + if (mei->got_ownership) { + ret = 0; + goto out; + } + ret = iwl_mei_send_sap_msg(mei->cldev, + SAP_MSG_NOTIF_HOST_ASKS_FOR_NIC_OWNERSHIP); + if (ret) + goto out; + + mutex_unlock(&iwl_mei_mutex); + + ret = wait_event_timeout(mei->get_ownership_wq, + mei->got_ownership, HZ / 2); + return (!ret) ? -ETIMEDOUT : 0; out: mutex_unlock(&iwl_mei_mutex); return ret; } EXPORT_SYMBOL_GPL(iwl_mei_get_ownership); +void iwl_mei_alive_notif(bool success) +{ + struct iwl_mei *mei; + struct iwl_sap_pldr_end_data msg = { + .hdr.type = cpu_to_le16(SAP_MSG_NOTIF_PLDR_END), + .hdr.len = cpu_to_le16(sizeof(msg) - sizeof(msg.hdr)), + .status = success ? cpu_to_le32(SAP_PLDR_STATUS_SUCCESS) : + cpu_to_le32(SAP_PLDR_STATUS_FAILURE), + }; + + mutex_lock(&iwl_mei_mutex); + + if (!iwl_mei_is_connected()) + goto out; + + mei = mei_cldev_get_drvdata(iwl_mei_global_cldev); + if (!mei || !mei->pldr_active) + goto out; + + mei->pldr_active = false; + + iwl_mei_send_sap_msg_payload(mei->cldev, &msg.hdr); +out: + mutex_unlock(&iwl_mei_mutex); +} +EXPORT_SYMBOL_GPL(iwl_mei_alive_notif); + void iwl_mei_host_associated(const struct iwl_mei_conn_info *conn_info, const struct iwl_mei_colloc_info *colloc_info) { @@ -1413,10 +1516,7 @@ void iwl_mei_host_associated(const struct iwl_mei_conn_info *conn_info, mei = mei_cldev_get_drvdata(iwl_mei_global_cldev); - if (!mei) - goto out; - - if (!mei->amt_enabled) + if (!mei && !mei->amt_enabled) goto out; iwl_mei_send_sap_msg_payload(mei->cldev, &msg.hdr); @@ -1435,7 +1535,7 @@ void iwl_mei_host_disassociated(void) struct iwl_sap_notif_host_link_down msg = { .hdr.type = cpu_to_le16(SAP_MSG_NOTIF_HOST_LINK_DOWN), .hdr.len = cpu_to_le16(sizeof(msg) - sizeof(msg.hdr)), - .type = HOST_LINK_DOWN_TYPE_LONG, + .type = HOST_LINK_DOWN_TYPE_TEMPORARY, }; mutex_lock(&iwl_mei_mutex); @@ -1445,7 +1545,7 @@ void iwl_mei_host_disassociated(void) mei = mei_cldev_get_drvdata(iwl_mei_global_cldev); - if (!mei) + if (!mei && !mei->amt_enabled) goto out; iwl_mei_send_sap_msg_payload(mei->cldev, &msg.hdr); @@ -1481,7 +1581,7 @@ void iwl_mei_set_rfkill_state(bool hw_rfkill, bool sw_rfkill) mei = mei_cldev_get_drvdata(iwl_mei_global_cldev); - if (!mei) + if (!mei && !mei->amt_enabled) goto out; iwl_mei_send_sap_msg_payload(mei->cldev, &msg.hdr); @@ -1510,7 +1610,7 @@ void iwl_mei_set_nic_info(const u8 *mac_address, const u8 *nvm_address) mei = mei_cldev_get_drvdata(iwl_mei_global_cldev); - if (!mei) + if (!mei && !mei->amt_enabled) goto out; iwl_mei_send_sap_msg_payload(mei->cldev, &msg.hdr); @@ -1538,7 +1638,7 @@ void iwl_mei_set_country_code(u16 mcc) mei = mei_cldev_get_drvdata(iwl_mei_global_cldev); - if (!mei) + if (!mei && !mei->amt_enabled) goto out; iwl_mei_send_sap_msg_payload(mei->cldev, &msg.hdr); @@ -1564,7 +1664,7 @@ void iwl_mei_set_power_limit(const __le16 *power_limit) mei = mei_cldev_get_drvdata(iwl_mei_global_cldev); - if (!mei) + if (!mei && !mei->amt_enabled) goto out; memcpy(msg.sar_chain_info_table, power_limit, sizeof(msg.sar_chain_info_table)); @@ -1616,7 +1716,7 @@ out: } EXPORT_SYMBOL_GPL(iwl_mei_set_netdev); -void iwl_mei_device_down(void) +void iwl_mei_device_state(bool up) { struct iwl_mei *mei; @@ -1630,7 +1730,9 @@ void iwl_mei_device_down(void) if (!mei) goto out; - if (!mei->csme_taking_ownership) + mei->device_down = !up; + + if (up || !mei->csme_taking_ownership) goto out; iwl_mei_send_sap_msg(mei->cldev, @@ -1639,7 +1741,7 @@ void iwl_mei_device_down(void) out: mutex_unlock(&iwl_mei_mutex); } -EXPORT_SYMBOL_GPL(iwl_mei_device_down); +EXPORT_SYMBOL_GPL(iwl_mei_device_state); int iwl_mei_register(void *priv, const struct iwl_mei_ops *ops) { @@ -1669,9 +1771,10 @@ int iwl_mei_register(void *priv, const struct iwl_mei_ops *ops) /* we have already a SAP connection */ if (iwl_mei_is_connected()) { - iwl_mei_send_sap_msg(mei->cldev, - SAP_MSG_NOTIF_WIFIDR_UP); - ops->rfkill(priv, mei->link_prot_state); + if (mei->amt_enabled) + iwl_mei_send_sap_msg(mei->cldev, + SAP_MSG_NOTIF_WIFIDR_UP); + ops->rfkill(priv, mei->link_prot_state, false); } } ret = 0; @@ -1817,10 +1920,13 @@ static int iwl_mei_probe(struct mei_cl_device *cldev, INIT_DELAYED_WORK(&mei->csa_throttle_end_wk, iwl_mei_csa_throttle_end_wk); init_waitqueue_head(&mei->get_ownership_wq); + init_waitqueue_head(&mei->pldr_wq); spin_lock_init(&mei->data_q_lock); + INIT_WORK(&mei->netdev_work, iwl_mei_netdev_work); mei_cldev_set_drvdata(cldev, mei); mei->cldev = cldev; + mei->device_down = true; do { ret = iwl_mei_alloc_shared_mem(cldev); @@ -1884,6 +1990,7 @@ free: } #define SEND_SAP_MAX_WAIT_ITERATION 10 +#define IWLMEI_DEVICE_DOWN_WAIT_ITERATION 50 static void iwl_mei_remove(struct mei_cl_device *cldev) { @@ -1894,8 +2001,26 @@ static void iwl_mei_remove(struct mei_cl_device *cldev) * We are being removed while the bus is active, it means we are * going to suspend/ shutdown, so the NIC will disappear. */ - if (mei_cldev_enabled(cldev) && iwl_mei_cache.ops) - iwl_mei_cache.ops->nic_stolen(iwl_mei_cache.priv); + if (mei_cldev_enabled(cldev) && iwl_mei_cache.ops) { + unsigned int iter = IWLMEI_DEVICE_DOWN_WAIT_ITERATION; + bool down = false; + + /* + * In case of suspend, wait for the mac to stop and don't remove + * the interface. This will allow the interface to come back + * on resume. + */ + while (!down && iter--) { + mdelay(1); + + mutex_lock(&iwl_mei_mutex); + down = mei->device_down; + mutex_unlock(&iwl_mei_mutex); + } + + if (!down) + iwl_mei_cache.ops->nic_stolen(iwl_mei_cache.priv); + } if (rcu_access_pointer(iwl_mei_cache.netdev)) { struct net_device *dev; @@ -1921,29 +2046,32 @@ static void iwl_mei_remove(struct mei_cl_device *cldev) mutex_lock(&iwl_mei_mutex); - /* - * Tell CSME that we are going down so that it won't access the - * memory anymore, make sure this message goes through immediately. - */ - mei->csa_throttled = false; - iwl_mei_send_sap_msg(mei->cldev, - SAP_MSG_NOTIF_HOST_GOES_DOWN); + if (mei->amt_enabled) { + /* + * Tell CSME that we are going down so that it won't access the + * memory anymore, make sure this message goes through immediately. + */ + mei->csa_throttled = false; + iwl_mei_send_sap_msg(mei->cldev, + SAP_MSG_NOTIF_HOST_GOES_DOWN); - for (i = 0; i < SEND_SAP_MAX_WAIT_ITERATION; i++) { - if (!iwl_mei_host_to_me_data_pending(mei)) - break; + for (i = 0; i < SEND_SAP_MAX_WAIT_ITERATION; i++) { + if (!iwl_mei_host_to_me_data_pending(mei)) + break; - msleep(5); - } + msleep(20); + } - /* - * If we couldn't make sure that CSME saw the HOST_GOES_DOWN message, - * it means that it will probably keep reading memory that we are going - * to unmap and free, expect IOMMU error messages. - */ - if (i == SEND_SAP_MAX_WAIT_ITERATION) - dev_err(&mei->cldev->dev, - "Couldn't get ACK from CSME on HOST_GOES_DOWN message\n"); + /* + * If we couldn't make sure that CSME saw the HOST_GOES_DOWN + * message, it means that it will probably keep reading memory + * that we are going to unmap and free, expect IOMMU error + * messages. + */ + if (i == SEND_SAP_MAX_WAIT_ITERATION) + dev_err(&mei->cldev->dev, + "Couldn't get ACK from CSME on HOST_GOES_DOWN message\n"); + } mutex_unlock(&iwl_mei_mutex); @@ -1976,6 +2104,7 @@ static void iwl_mei_remove(struct mei_cl_device *cldev) */ cancel_work_sync(&mei->send_csa_msg_wk); cancel_delayed_work_sync(&mei->csa_throttle_end_wk); + cancel_work_sync(&mei->netdev_work); /* * If someone waits for the ownership, let him know that we are going @@ -1983,6 +2112,7 @@ static void iwl_mei_remove(struct mei_cl_device *cldev) * the device. */ wake_up_all(&mei->get_ownership_wq); + wake_up_all(&mei->pldr_wq); mutex_lock(&iwl_mei_mutex); diff --git a/drivers/net/wireless/intel/iwlwifi/mei/net.c b/drivers/net/wireless/intel/iwlwifi/mei/net.c index 3472167c8370..eac46d1a397a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/net.c +++ b/drivers/net/wireless/intel/iwlwifi/mei/net.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (C) 2021 Intel Corporation + * Copyright (C) 2021-2022 Intel Corporation */ #include <uapi/linux/if_ether.h> @@ -337,10 +337,14 @@ rx_handler_result_t iwl_mei_rx_filter(struct sk_buff *orig_skb, if (!*pass_to_csme) return RX_HANDLER_PASS; - if (ret == RX_HANDLER_PASS) + if (ret == RX_HANDLER_PASS) { skb = skb_copy(orig_skb, GFP_ATOMIC); - else + + if (!skb) + return RX_HANDLER_PASS; + } else { skb = orig_skb; + } /* CSME wants the MAC header as well, push it back */ skb_push(skb, skb->data - skb_mac_header(skb)); diff --git a/drivers/net/wireless/intel/iwlwifi/mei/sap.h b/drivers/net/wireless/intel/iwlwifi/mei/sap.h index be1456dea484..6c0ad4adbf32 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/sap.h +++ b/drivers/net/wireless/intel/iwlwifi/mei/sap.h @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (C) 2021 Intel Corporation + * Copyright (C) 2021 - 2022 Intel Corporation */ #ifndef __sap_h__ @@ -203,6 +203,7 @@ struct iwl_sap_me_msg_start_ok { * @SAP_MSG_NOTIF_NIC_OWNER: Payload is a DW. See &enum iwl_sap_nic_owner. * @SAP_MSG_NOTIF_CSME_CONN_STATUS: See &struct iwl_sap_notif_conn_status. * @SAP_MSG_NOTIF_NVM: See &struct iwl_sap_nvm. + * @SAP_MSG_NOTIF_PLDR_ACK: See &struct iwl_sap_pldr_ack_data. * @SAP_MSG_NOTIF_FROM_CSME_MAX: Not used. * * @SAP_MSG_NOTIF_FROM_HOST_MIN: Not used. @@ -226,6 +227,8 @@ struct iwl_sap_me_msg_start_ok { * @SAP_MSG_NOTIF_HOST_OWNERSHIP_CONFIRMED: No payload. * @SAP_MSG_NOTIF_SAR_LIMITS: See &struct iwl_sap_notif_sar_limits. * @SAP_MSG_NOTIF_GET_NVM: No payload. Triggers %SAP_MSG_NOTIF_NVM. + * @SAP_MSG_NOTIF_PLDR: See &struct iwl_sap_pldr_data. + * @SAP_MSG_NOTIF_PLDR_END: See &struct iwl_sap_pldr_end_data. * @SAP_MSG_NOTIF_FROM_HOST_MAX: Not used. * * @SAP_MSG_DATA_MIN: Not used. @@ -258,6 +261,8 @@ enum iwl_sap_msg { SAP_MSG_NOTIF_NIC_OWNER = 511, SAP_MSG_NOTIF_CSME_CONN_STATUS = 512, SAP_MSG_NOTIF_NVM = 513, + /* 514 - 517 not supported */ + SAP_MSG_NOTIF_PLDR_ACK = 518, SAP_MSG_NOTIF_FROM_CSME_MAX, SAP_MSG_NOTIF_FROM_HOST_MIN = 1000, @@ -279,6 +284,9 @@ enum iwl_sap_msg { SAP_MSG_NOTIF_HOST_OWNERSHIP_CONFIRMED = 1015, SAP_MSG_NOTIF_SAR_LIMITS = 1016, SAP_MSG_NOTIF_GET_NVM = 1017, + /* 1018 - 1023 not supported */ + SAP_MSG_NOTIF_PLDR = 1024, + SAP_MSG_NOTIF_PLDR_END = 1025, SAP_MSG_NOTIF_FROM_HOST_MAX, SAP_MSG_DATA_MIN = 2000, @@ -334,12 +342,14 @@ enum iwl_sap_wifi_auth_type { /** * enum iwl_sap_wifi_cipher_alg * @SAP_WIFI_CIPHER_ALG_NONE: TBD + * @SAP_WIFI_CIPHER_ALG_TKIP: TBD * @SAP_WIFI_CIPHER_ALG_CCMP: TBD * @SAP_WIFI_CIPHER_ALG_GCMP: TBD * @SAP_WIFI_CIPHER_ALG_GCMP_256: TBD */ enum iwl_sap_wifi_cipher_alg { SAP_WIFI_CIPHER_ALG_NONE = IWL_MEI_CIPHER_NONE, + SAP_WIFI_CIPHER_ALG_TKIP = IWL_MEI_CIPHER_TKIP, SAP_WIFI_CIPHER_ALG_CCMP = IWL_MEI_CIPHER_CCMP, SAP_WIFI_CIPHER_ALG_GCMP = IWL_MEI_CIPHER_GCMP, SAP_WIFI_CIPHER_ALG_GCMP_256 = IWL_MEI_CIPHER_GCMP_256, @@ -730,4 +740,47 @@ struct iwl_sap_cb_data { u8 payload[]; }; +/** + * struct iwl_sap_pldr_data - payload of %SAP_MSG_NOTIF_PLDR + * @hdr: The SAP header. + * @version: SAP message version + */ +struct iwl_sap_pldr_data { + struct iwl_sap_hdr hdr; + __le32 version; +} __packed; + +/** + * enum iwl_sap_pldr_status - + * @SAP_PLDR_STATUS_SUCCESS: PLDR started/ended successfully + * @SAP_PLDR_STATUS_FAILURE: PLDR failed to start/end + */ +enum iwl_sap_pldr_status { + SAP_PLDR_STATUS_SUCCESS = 0, + SAP_PLDR_STATUS_FAILURE = 1, +}; + +/* + * struct iwl_sap_pldr_end_data - payload of %SAP_MSG_NOTIF_PLDR_END + * @hdr: The SAP header. + * @version: SAP message version + * @status: PLDR end status + */ +struct iwl_sap_pldr_end_data { + struct iwl_sap_hdr hdr; + __le32 version; + __le32 status; +} __packed; + +/* + * struct iwl_sap_pldr_ack_data - payload of %SAP_MSG_NOTIF_PLDR_ACK + * @version: SAP message version + * @status: CSME accept/refuse to the PLDR request + */ +struct iwl_sap_pldr_ack_data { + struct iwl_sap_hdr hdr; + __le32 version; + __le32 status; +} __packed; + #endif /* __sap_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/Makefile b/drivers/net/wireless/intel/iwlwifi/mvm/Makefile index 11e814b7cad0..b28fcf0cf9cf 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/Makefile +++ b/drivers/net/wireless/intel/iwlwifi/mvm/Makefile @@ -7,6 +7,7 @@ iwlmvm-y += power.o coex.o iwlmvm-y += tt.o offloading.o tdls.o iwlmvm-y += ftm-responder.o ftm-initiator.o iwlmvm-y += rfi.o +iwlmvm-y += mld-key.o iwlmvm-$(CONFIG_IWLWIFI_DEBUGFS) += debugfs.o debugfs-vif.o iwlmvm-$(CONFIG_IWLWIFI_LEDS) += led.o iwlmvm-$(CONFIG_PM) += d3.o diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 1e8123140973..1ce9450e5add 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2021 Intel Corporation + * Copyright (C) 2012-2014, 2018-2022 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -1248,7 +1248,7 @@ static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len) mvmvif = iwl_mvm_vif_from_mac80211(vif); info = IEEE80211_SKB_CB(beacon); - rate = iwl_mvm_mac_ctxt_get_lowest_rate(info, vif); + rate = iwl_mvm_mac_ctxt_get_beacon_rate(mvm, info, vif); beacon_cmd.flags = cpu_to_le16(iwl_mvm_mac_ctxt_get_beacon_flags(mvm->fw, rate)); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index f041e77af059..ef43f6971cd9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -404,6 +404,8 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, return -EIO; } + iwl_mei_alive_notif(!ret); + ret = iwl_pnvm_load(mvm->trans, &mvm->notif_wait); if (ret) { IWL_ERR(mvm, "Timeout waiting for PNVM load!\n"); @@ -1456,6 +1458,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm) struct ieee80211_channel *chan; struct cfg80211_chan_def chandef; struct ieee80211_supported_band *sband = NULL; + u32 sb_cfg; lockdep_assert_held(&mvm->mutex); @@ -1463,6 +1466,10 @@ int iwl_mvm_up(struct iwl_mvm *mvm) if (ret) return ret; + sb_cfg = iwl_read_umac_prph(mvm->trans, SB_MODIFY_CFG_FLAG); + if (!(sb_cfg & SB_CFG_RESIDES_IN_OTP_MASK) && iwl_mei_pldr_req()) + return ret; + ret = iwl_mvm_load_rt_fw(mvm); if (ret) { IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); @@ -1665,6 +1672,8 @@ int iwl_mvm_up(struct iwl_mvm *mvm) iwl_rfi_send_config_cmd(mvm, NULL); } + iwl_mvm_mei_device_state(mvm, true); + IWL_DEBUG_INFO(mvm, "RT uCode started.\n"); return 0; error: diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index de0c545d50fd..83abfe996138 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -788,14 +788,40 @@ static u32 iwl_mvm_find_ie_offset(u8 *beacon, u8 eid, u32 frame_size) return ie - beacon; } -u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info, - struct ieee80211_vif *vif) +static u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct iwl_mvm *mvm, + struct ieee80211_tx_info *info, + struct ieee80211_vif *vif) { + struct ieee80211_supported_band *sband; + unsigned long basic = vif->bss_conf.basic_rates; + u16 lowest_cck = IWL_RATE_COUNT, lowest_ofdm = IWL_RATE_COUNT; u8 rate; - if (info->band == NL80211_BAND_2GHZ && !vif->p2p) - rate = IWL_FIRST_CCK_RATE; - else - rate = IWL_FIRST_OFDM_RATE; + u32 i; + + sband = mvm->hw->wiphy->bands[info->band]; + for_each_set_bit(i, &basic, BITS_PER_LONG) { + u16 hw = sband->bitrates[i].hw_value; + + if (hw >= IWL_FIRST_OFDM_RATE) { + if (lowest_ofdm > hw) + lowest_ofdm = hw; + } else if (lowest_cck > hw) { + lowest_cck = hw; + } + } + + if (info->band == NL80211_BAND_2GHZ && !vif->p2p) { + if (lowest_cck != IWL_RATE_COUNT) + rate = lowest_cck; + else if (lowest_ofdm != IWL_RATE_COUNT) + rate = lowest_ofdm; + else + rate = IWL_RATE_1M_INDEX; + } else if (lowest_ofdm != IWL_RATE_COUNT) { + rate = lowest_ofdm; + } else { + rate = IWL_RATE_6M_INDEX; + } return rate; } @@ -812,6 +838,24 @@ u16 iwl_mvm_mac_ctxt_get_beacon_flags(const struct iwl_fw *fw, u8 rate_idx) return flags; } +u8 iwl_mvm_mac_ctxt_get_beacon_rate(struct iwl_mvm *mvm, + struct ieee80211_tx_info *info, + struct ieee80211_vif *vif) +{ + struct ieee80211_supported_band *sband = + mvm->hw->wiphy->bands[info->band]; + u32 legacy = vif->bss_conf.beacon_tx_rate.control[info->band].legacy; + + /* if beacon rate was configured try using it */ + if (hweight32(legacy) == 1) { + u32 rate = ffs(legacy) - 1; + + return sband->bitrates[rate].hw_value; + } + + return iwl_mvm_mac_ctxt_get_lowest_rate(mvm, info, vif); +} + static void iwl_mvm_mac_ctxt_set_tx(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct sk_buff *beacon, @@ -842,7 +886,7 @@ static void iwl_mvm_mac_ctxt_set_tx(struct iwl_mvm *mvm, cpu_to_le32(BIT(mvm->mgmt_last_antenna_idx) << RATE_MCS_ANT_POS); - rate = iwl_mvm_mac_ctxt_get_lowest_rate(info, vif); + rate = iwl_mvm_mac_ctxt_get_beacon_rate(mvm, info, vif); tx->rate_n_flags |= cpu_to_le32(iwl_mvm_mac80211_idx_to_hwrate(mvm->fw, rate)); @@ -926,7 +970,7 @@ static int iwl_mvm_mac_ctxt_send_beacon_v9(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct ieee80211_tx_info *info = IEEE80211_SKB_CB(beacon); struct iwl_mac_beacon_cmd beacon_cmd = {}; - u8 rate = iwl_mvm_mac_ctxt_get_lowest_rate(info, vif); + u8 rate = iwl_mvm_mac_ctxt_get_beacon_rate(mvm, info, vif); u16 flags; struct ieee80211_chanctx_conf *ctx; int channel; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 8464c9b7baf1..a81dd488caa8 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -374,6 +374,9 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) hw->wiphy->n_cipher_suites++; } + wiphy_ext_feature_set(hw->wiphy, + NL80211_EXT_FEATURE_BEACON_RATE_LEGACY); + if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_FTM_CALIBRATED)) { wiphy_ext_feature_set(hw->wiphy, @@ -2306,6 +2309,9 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, */ if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { + /* first remove remaining keys */ + iwl_mvm_sec_key_remove_ap(mvm, vif); + /* * Remove AP station now that * the MAC is unassoc @@ -3059,6 +3065,9 @@ static void iwl_mvm_mei_host_associated(struct iwl_mvm *mvm, return; switch (mvm_sta->pairwise_cipher) { + case WLAN_CIPHER_SUITE_TKIP: + conn_info.pairwise_cipher = IWL_MEI_CIPHER_TKIP; + break; case WLAN_CIPHER_SUITE_CCMP: conn_info.pairwise_cipher = IWL_MEI_CIPHER_CCMP; break; @@ -3461,6 +3470,8 @@ static int __iwl_mvm_mac_set_key(struct ieee80211_hw *hw, struct iwl_mvm_sta *mvmsta = NULL; struct iwl_mvm_key_pn *ptk_pn; int keyidx = key->keyidx; + u32 sec_key_id = WIDE_ID(DATA_PATH_GROUP, SEC_KEY_CMD); + u8 sec_key_ver = iwl_fw_lookup_cmd_ver(mvm->fw, sec_key_id, 0); int ret, i; u8 key_offset; @@ -3600,7 +3611,12 @@ static int __iwl_mvm_mac_set_key(struct ieee80211_hw *hw, mvmsta->pairwise_cipher = key->cipher; IWL_DEBUG_MAC80211(mvm, "set hwcrypto key\n"); - ret = iwl_mvm_set_sta_key(mvm, vif, sta, key, key_offset); + + if (sec_key_ver) + ret = iwl_mvm_sec_key_add(mvm, vif, sta, key); + else + ret = iwl_mvm_set_sta_key(mvm, vif, sta, key, key_offset); + if (ret) { IWL_WARN(mvm, "set key failed\n"); key->hw_key_idx = STA_KEY_IDX_INVALID; @@ -3653,7 +3669,10 @@ static int __iwl_mvm_mac_set_key(struct ieee80211_hw *hw, } IWL_DEBUG_MAC80211(mvm, "disable hwcrypto key\n"); - ret = iwl_mvm_remove_sta_key(mvm, vif, sta, key); + if (sec_key_ver) + ret = iwl_mvm_sec_key_del(mvm, vif, sta, key); + else + ret = iwl_mvm_remove_sta_key(mvm, vif, sta, key); break; default: ret = -EINVAL; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c new file mode 100644 index 000000000000..e27c893502f7 --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c @@ -0,0 +1,226 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * Copyright (C) 2022 Intel Corporation + */ +#include <linux/kernel.h> +#include <net/mac80211.h> +#include "mvm.h" +#include "fw/api/context.h" +#include "fw/api/datapath.h" + +static u32 iwl_mvm_get_sec_sta_mask(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *keyconf) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + + if (vif->type == NL80211_IFTYPE_AP && + !(keyconf->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + return BIT(mvmvif->mcast_sta.sta_id); + + if (sta) { + struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); + + return BIT(mvmsta->sta_id); + } + + if (vif->type == NL80211_IFTYPE_STATION && + mvmvif->ap_sta_id != IWL_MVM_INVALID_STA) + return BIT(mvmvif->ap_sta_id); + + /* invalid */ + return 0; +} + +static u32 iwl_mvm_get_sec_flags(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *keyconf) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + u32 flags = 0; + + if (!(keyconf->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + flags |= IWL_SEC_KEY_FLAG_MCAST_KEY; + + switch (keyconf->cipher) { + case WLAN_CIPHER_SUITE_WEP104: + flags |= IWL_SEC_KEY_FLAG_KEY_SIZE; + fallthrough; + case WLAN_CIPHER_SUITE_WEP40: + flags |= IWL_SEC_KEY_FLAG_CIPHER_WEP; + break; + case WLAN_CIPHER_SUITE_TKIP: + flags |= IWL_SEC_KEY_FLAG_CIPHER_TKIP; + break; + case WLAN_CIPHER_SUITE_AES_CMAC: + case WLAN_CIPHER_SUITE_CCMP: + flags |= IWL_SEC_KEY_FLAG_CIPHER_CCMP; + break; + case WLAN_CIPHER_SUITE_GCMP_256: + case WLAN_CIPHER_SUITE_BIP_GMAC_256: + flags |= IWL_SEC_KEY_FLAG_KEY_SIZE; + fallthrough; + case WLAN_CIPHER_SUITE_GCMP: + case WLAN_CIPHER_SUITE_BIP_GMAC_128: + flags |= IWL_SEC_KEY_FLAG_CIPHER_GCMP; + break; + } + + rcu_read_lock(); + if (!sta && vif->type == NL80211_IFTYPE_STATION && + mvmvif->ap_sta_id != IWL_MVM_INVALID_STA) { + u8 sta_id = mvmvif->ap_sta_id; + + sta = rcu_dereference_check(mvm->fw_id_to_mac_id[sta_id], + lockdep_is_held(&mvm->mutex)); + } + + if (!IS_ERR_OR_NULL(sta) && sta->mfp) + flags |= IWL_SEC_KEY_FLAG_MFP; + rcu_read_unlock(); + + return flags; +} + +static int __iwl_mvm_sec_key_del(struct iwl_mvm *mvm, u32 sta_mask, + u32 key_flags, u32 keyidx, u32 flags) +{ + u32 cmd_id = WIDE_ID(DATA_PATH_GROUP, SEC_KEY_CMD); + struct iwl_sec_key_cmd cmd = { + .action = cpu_to_le32(FW_CTXT_ACTION_REMOVE), + .u.remove.sta_mask = cpu_to_le32(sta_mask), + .u.remove.key_id = cpu_to_le32(keyidx), + .u.remove.key_flags = cpu_to_le32(key_flags), + }; + + return iwl_mvm_send_cmd_pdu(mvm, cmd_id, flags, sizeof(cmd), &cmd); +} + +int iwl_mvm_sec_key_add(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *keyconf) +{ + u32 sta_mask = iwl_mvm_get_sec_sta_mask(mvm, vif, sta, keyconf); + u32 key_flags = iwl_mvm_get_sec_flags(mvm, vif, sta, keyconf); + u32 cmd_id = WIDE_ID(DATA_PATH_GROUP, SEC_KEY_CMD); + struct iwl_sec_key_cmd cmd = { + .action = cpu_to_le32(FW_CTXT_ACTION_ADD), + .u.add.sta_mask = cpu_to_le32(sta_mask), + .u.add.key_id = cpu_to_le32(keyconf->keyidx), + .u.add.key_flags = cpu_to_le32(key_flags), + .u.add.tx_seq = cpu_to_le64(atomic64_read(&keyconf->tx_pn)), + }; + int ret; + + if (WARN_ON(keyconf->keylen > sizeof(cmd.u.add.key))) + return -EINVAL; + + if (keyconf->cipher == WLAN_CIPHER_SUITE_WEP40 || + keyconf->cipher == WLAN_CIPHER_SUITE_WEP104) + memcpy(cmd.u.add.key + IWL_SEC_WEP_KEY_OFFSET, keyconf->key, + keyconf->keylen); + else + memcpy(cmd.u.add.key, keyconf->key, keyconf->keylen); + + if (keyconf->cipher == WLAN_CIPHER_SUITE_TKIP) { + memcpy(cmd.u.add.tkip_mic_rx_key, + keyconf->key + NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY, + 8); + memcpy(cmd.u.add.tkip_mic_tx_key, + keyconf->key + NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY, + 8); + } + + ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(cmd), &cmd); + if (ret) + return ret; + + /* + * For WEP, the same key is used for multicast and unicast so need to + * upload it again. If this fails, remove the original as well. + */ + if (keyconf->cipher == WLAN_CIPHER_SUITE_WEP40 || + keyconf->cipher == WLAN_CIPHER_SUITE_WEP104) { + cmd.u.add.key_flags ^= cpu_to_le32(IWL_SEC_KEY_FLAG_MCAST_KEY); + ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(cmd), &cmd); + if (ret) + __iwl_mvm_sec_key_del(mvm, sta_mask, key_flags, + keyconf->keyidx, 0); + } + + return ret; +} + +static int _iwl_mvm_sec_key_del(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *keyconf, + u32 flags) +{ + u32 sta_mask = iwl_mvm_get_sec_sta_mask(mvm, vif, sta, keyconf); + u32 key_flags = iwl_mvm_get_sec_flags(mvm, vif, sta, keyconf); + int ret; + + ret = __iwl_mvm_sec_key_del(mvm, sta_mask, key_flags, keyconf->keyidx, + flags); + if (ret) + return ret; + + /* For WEP, delete the key again as unicast */ + if (keyconf->cipher == WLAN_CIPHER_SUITE_WEP40 || + keyconf->cipher == WLAN_CIPHER_SUITE_WEP104) { + key_flags ^= IWL_SEC_KEY_FLAG_MCAST_KEY; + ret = __iwl_mvm_sec_key_del(mvm, sta_mask, key_flags, + keyconf->keyidx, flags); + } + + return ret; +} + +int iwl_mvm_sec_key_del(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *keyconf) +{ + return _iwl_mvm_sec_key_del(mvm, vif, sta, keyconf, 0); +} + +static void iwl_mvm_sec_key_remove_ap_iter(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, + void *data) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + + if (key->hw_key_idx == STA_KEY_IDX_INVALID) + return; + + if (sta) + return; + + _iwl_mvm_sec_key_del(mvm, vif, NULL, key, CMD_ASYNC); + key->hw_key_idx = STA_KEY_IDX_INVALID; +} + +void iwl_mvm_sec_key_remove_ap(struct iwl_mvm *mvm, + struct ieee80211_vif *vif) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + u32 sec_key_id = WIDE_ID(DATA_PATH_GROUP, SEC_KEY_CMD); + u8 sec_key_ver = iwl_fw_lookup_cmd_ver(mvm->fw, sec_key_id, 0); + + if (WARN_ON(vif->type != NL80211_IFTYPE_STATION || + mvmvif->ap_sta_id == IWL_MVM_INVALID_STA)) + return; + + if (!sec_key_ver) + return; + + ieee80211_iter_keys_rcu(mvm->hw, vif, + iwl_mvm_sec_key_remove_ap_iter, + NULL); +} diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index 97cba526e465..962e304fc2b1 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -1644,7 +1644,8 @@ int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm, int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm, struct sk_buff *beacon, void *data, int len); -u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info, +u8 iwl_mvm_mac_ctxt_get_beacon_rate(struct iwl_mvm *mvm, + struct ieee80211_tx_info *info, struct ieee80211_vif *vif); u16 iwl_mvm_mac_ctxt_get_beacon_flags(const struct iwl_fw *fw, u8 rate_idx); @@ -2079,6 +2080,18 @@ void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw, struct dentry *dir); #endif +/* new MLD related APIs */ +int iwl_mvm_sec_key_add(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *keyconf); +int iwl_mvm_sec_key_del(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *keyconf); +void iwl_mvm_sec_key_remove_ap(struct iwl_mvm *mvm, + struct ieee80211_vif *vif); + int iwl_rfi_send_config_cmd(struct iwl_mvm *mvm, struct iwl_rfi_lut_entry *rfi_table); struct iwl_rfi_freq_table_resp_cmd *iwl_rfi_get_freq_table(struct iwl_mvm *mvm); @@ -2201,10 +2214,10 @@ static inline void iwl_mvm_mei_host_disassociated(struct iwl_mvm *mvm) iwl_mei_host_disassociated(); } -static inline void iwl_mvm_mei_device_down(struct iwl_mvm *mvm) +static inline void iwl_mvm_mei_device_state(struct iwl_mvm *mvm, bool up) { if (mvm->mei_registered) - iwl_mei_device_down(); + iwl_mei_device_state(up); } static inline void iwl_mvm_mei_set_sw_rfkill_state(struct iwl_mvm *mvm) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index d2d42cd48af2..9699433137bc 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -547,6 +547,7 @@ static const struct iwl_hcmd_names iwl_mvm_data_path_names[] = { HCMD_NAME(TLC_MNG_CONFIG_CMD), HCMD_NAME(CHEST_COLLECTOR_FILTER_CONFIG_CMD), HCMD_NAME(SCD_QUEUE_CONFIG_CMD), + HCMD_NAME(SEC_KEY_CMD), HCMD_NAME(MONITOR_NOTIF), HCMD_NAME(THERMAL_DUAL_CHAIN_REQUEST), HCMD_NAME(STA_PM_NOTIF), @@ -1375,7 +1376,7 @@ void iwl_mvm_stop_device(struct iwl_mvm *mvm) iwl_trans_stop_device(mvm->trans); iwl_free_fw_paging(&mvm->fwrt); iwl_fw_dump_conf_clear(&mvm->fwrt); - iwl_mvm_mei_device_down(mvm); + iwl_mvm_mei_device_state(mvm, false); } static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 1aadccd8841f..5f782ca1e254 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -1747,10 +1747,12 @@ static void iwl_mvm_rx_fill_status(struct iwl_mvm *mvm, rx_status->rate_idx = rate; - if (WARN_ONCE(rate < 0 || rate > 0xFF, - "Invalid rate flags 0x%x, band %d,\n", - rate_n_flags, rx_status->band)) + if ((rate < 0 || rate > 0xFF) && net_ratelimit()) { + IWL_ERR(mvm, "Invalid rate flags 0x%x, band %d,\n", + rate_n_flags, rx_status->band); rx_status->rate_idx = 0; + } + break; } } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index cbd8053a9e35..515dd3e0730d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -1954,6 +1954,9 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, if (vif->cfg.assoc) return ret; + /* first remove remaining keys */ + iwl_mvm_sec_key_remove_ap(mvm, vif); + /* unassoc - go ahead - remove the AP STA now */ mvmvif->ap_sta_id = IWL_MVM_INVALID_STA; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 86d20e13bf47..f460332333a7 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2021 Intel Corporation + * Copyright (C) 2012-2014, 2018-2022 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -183,7 +183,10 @@ static u32 iwl_mvm_tx_csum(struct iwl_mvm *mvm, struct sk_buff *skb, struct ieee80211_tx_info *info, bool amsdu) { - if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_BZ) + if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_BZ || + (mvm->trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_BZ && + CSR_HW_REV_TYPE(mvm->trans->hw_rev) == IWL_CFG_MAC_TYPE_GL && + mvm->trans->hw_rev_step == SILICON_A_STEP)) return iwl_mvm_tx_csum_pre_bz(mvm, skb, info, amsdu); return iwl_mvm_tx_csum_bz(mvm, skb, amsdu); } @@ -1171,9 +1174,15 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb, /* From now on, we cannot access info->control */ iwl_mvm_skb_prepare_status(skb, dev_cmd); + /* + * The IV is introduced by the HW for new tx api, and it is not present + * in the skb, hence, don't tell iwl_mvm_mei_tx_copy_to_csme about the + * IV for those devices. + */ if (ieee80211_is_data(fc)) iwl_mvm_mei_tx_copy_to_csme(mvm, skb, - info->control.hw_key ? + info->control.hw_key && + !iwl_mvm_has_new_tx_api(mvm) ? info->control.hw_key->iv_len : 0); if (iwl_trans_tx(mvm->trans, skb, dev_cmd, txq_id)) |